Make `R' in eww work more reliably

* lisp/net/eww.el (eww-score-readability): Protect against
null children.

1 files changed, 5 insertions, 3 deletions

diff --git a/lisp/net/eww.el b/lisp/net/eww.el
index 34cb02c24ac..6a8400320c2 100644
--- a/lisp/net/eww.el
+++ b/lisp/net/eww.el
@@ -669,11 +669,13 @@ the like."
       (setq score (- (length (split-string (dom-text node))))))
      (t
       (dolist (elem (dom-children node))
-        (if (stringp elem)
-            (setq score (+ score (length (split-string elem))))
+        (cond
+         ((stringp elem)
+          (setq score (+ score (length (split-string elem)))))
+         ((consp elem)
           (setq score (+ score
                          (or (cdr (assoc :eww-readability-score (cdr elem)))
-                             (eww-score-readability elem))))))))
+                             (eww-score-readability elem)))))))))
     ;; Cache the score of the node to avoid recomputing all the time.
     (dom-set-attribute node :eww-readability-score score)
     score))